lichess dev

[Event "Polugaevsky Arena"] [Site "http://chess-academy.net/RP2oMtK3"] [Date "2026.02.07"] [Round "-"] [White "Sova"] [Black "Alex_Alex"] [Result "1-0"] [UTCDate "2026.02.07"] [UTCTime "17:13:22"] [WhiteElo "1869"] [BlackElo "2035"] [WhiteRatingDiff "+38"] [BlackRatingDiff "-22"] [Variant "Standard"] [TimeControl "420+0"] [ECO "B06"] [Opening "Modern Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 g6?! { (0.12 → 0.81) Inaccuracy. Best move was e6. } { B06 Modern Defense } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Nf3 Bg7?! { (0.35 → 0.98) Inaccuracy. Best move was c5. } (2... c5 3. c3) 3. Nc3? { (0.98 → -0.13) Mistake. Best move was d4. } (3. d4 d6) 3... d6?! { (-0.13 → 0.64) Inaccuracy. Best move was c5. } (3... c5) 4. Bc4?! { (0.64 → -0.25) Inaccuracy. Best move was d4. } (4. d4 Nf6) 4... Nf6?! { (-0.25 → 0.40) Inaccuracy. Best move was c5. } (4... c5 5. d3 Nf6 6. h3 O-O 7. Be3 e6 8. Bb3 Qc7 9. O-O a6 10. Qd2 b5 11. a4) 5. d3?! { (0.40 → -0.13) Inaccuracy. Best move was d4. } (5. d4 O-O) 5... O-O 6. Bg5?! { (0.36 → -0.48) Inaccuracy. Best move was h3. } (6. h3 c6 7. Bb3 b5 8. Be3 Nbd7 9. O-O a5 10. a3 Bb7 11. Qd2 e6 12. Bf4 Qb8) 6... Nfd7? { (-0.48 → 0.81) Mistake. Best move was h6. } (6... h6 7. Be3 c5 8. O-O Nc6 9. h3 a6 10. Bb3 b5 11. Qd2 Kh7 12. Ne2 Bb7 13. c3) 7. O-O?! { (0.81 → -0.06) Inaccuracy. Best move was Qd2. } (7. Qd2 Nb6) 7... h6 8. Bh4? { (0.80 → -0.36) Mistake. Best move was Be3. } (8. Be3 c5 9. d4 Nc6 10. h3 cxd4 11. Nxd4 Nde5 12. Be2 Nxd4 13. Bxd4 Be6 14. Qd2 Rc8) 8... c5? { (-0.36 → 0.68) Mistake. Best move was Nc6. } (8... Nc6 9. h3 g5 10. Bg3 Nb6 11. Bb3 g4 12. hxg4 Bxg4 13. Ne2 Bxb2 14. Rb1 Bg7 15. Qd2) 9. h3?! { (0.68 → -0.27) Inaccuracy. Best move was Nd2. } (9. Nd2 Nf6) 9... a6?! { (-0.27 → 0.36) Inaccuracy. Best move was Nc6. } (9... Nc6) 10. a3 b5?! { (-0.09 → 0.56) Inaccuracy. Best move was Nc6. } (10... Nc6 11. Ba2 Nf6 12. Nd5 Nxd5 13. exd5 Nb8 14. c3 Nd7 15. Bg3 Nf6 16. Re1 Bf5 17. a4) 11. Bd5?! { (0.56 → -0.25) Inaccuracy. Best move was Ba2. } (11. Ba2) 11... Ra7 12. d4?! { (0.44 → -0.22) Inaccuracy. Best move was Qd2. } (12. Qd2 Bb7 13. Rae1 Nc6 14. Ne2 Nb6 15. Ba2 Nd7 16. Bg3 a5 17. c3 a4 18. d4 Na5) 12... e6?? { (-0.22 → 8.47) Blunder. Best move was Rc7. } (12... Rc7 13. Bb3) 13. Bb3?? { (8.47 → -1.17) Blunder. Best move was Bxd8. } (13. Bxd8 Rxd8) 13... c4?? { (-1.17 → 8.49) Blunder. Best move was Qb6. } (13... Qb6) 14. Ba2?? { (8.49 → -0.40) Blunder. Best move was Bxd8. } (14. Bxd8 Rxd8 15. Ba2 Nf6 16. Qd2 Rc7 17. Rae1 Bb7 18. Re2 Nc6 19. Rd1 Ne7 20. Bb1 d5) 14... Bb7?? { (-0.40 → 8.53) Blunder. Best move was g5. } (14... g5 15. Bg3 Nf6 16. Qd2 Nc6 17. Rad1 d5 18. Ne5 Bb7 19. exd5 Nxd5 20. Ne4 Nf4 21. Bxf4) 15. Bxd8 Rxd8 16. e5?! { (8.55 → 7.62) Inaccuracy. Best move was Qd2. } (16. Qd2 Nb6 17. Rfe1 Ra8 18. Rad1 N8d7 19. Bb1 Rac8 20. Qe3 Bf8 21. g4 Kg7 22. Nd2 Rc7) 16... Nb6?! { (7.62 → 8.40) Inaccuracy. Best move was dxe5. } (16... dxe5 17. dxe5 Nc6 18. Qe2 Ncxe5 19. Nxe5 Nxe5 20. Rad1 Bd5 21. Qe3 Rb7 22. Rfe1 Rbd7 23. Nxd5) 17. exd6 Rxd6 18. b3?! { (8.34 → 7.69) Inaccuracy. Best move was a4. } (18. a4 bxa4 19. Re1 Bxf3 20. Qxf3 Rxd4 21. Bb1 N8d7 22. Nxa4 Rd6 23. Nc3 Ra8 24. Ne4 Rd5) 18... Bc6? { (7.69 → 8.71) Mistake. Best move was Bxf3. } (18... Bxf3 19. Qxf3) 19. bxc4 Nxc4?! { (8.36 → 9.19) Inaccuracy. Best move was bxc4. } (19... bxc4 20. Rb1 N8d7 21. Qe2 Rc7 22. Ne4 Bxe4 23. Qxe4 Rd5 24. Qe1 Rh5 25. Qc3 Rf5 26. Rfe1) 20. Bxc4 bxc4 21. Rb1 Rd8?! { (8.57 → 9.48) Inaccuracy. Best move was Nd7. } (21... Nd7) 22. Qe2 Bxf3?! { (9.05 → 9.83) Inaccuracy. Best move was Rc7. } (22... Rc7 23. Rfd1) 23. Qxf3 Bxd4?! { (9.42 → 12.72) Inaccuracy. Best move was Nd7. } (23... Nd7 24. Rfd1 Nf8 25. Ne2 Rdd7 26. Qc3 Nh7 27. Qxc4 Bf8 28. Rb6 Bxa3 29. Rxa6 Nf6 30. Rxa7) 24. Rfd1 Rad7 25. Ne4 Nc6 26. Nf6+ Bxf6 27. Rxd7 Rxd7 28. Qxf6 Rd2 29. Qf4 Rxc2?! { (13.23 → Mate in 10) Checkmate is now unavoidable. Best move was Rd5. } (29... Rd5 30. Qc7 Ne5 31. f4 Nd7 32. Qc8+ Kg7 33. Rb7 Nc5 34. Rc7 g5 35. Rxc5 Rxc5 36. Qxc5) 30. Qxh6?! { (Mate in 10 → 14.92) Lost forced checkmate sequence. Best move was Rb7. } (30. Rb7 Rc1+ 31. Qxc1 g5 32. Qc3 e5 33. Qxc4 Nd8 34. Qc8 Kh7 35. Qxd8 Kg6 36. Rb6+ Kh7) 30... Rc3 31. Qf4 Kg7 32. Rb6 Ne7?! { (17.14 → Mate in 9) Checkmate is now unavoidable. Best move was Rd3. } (32... Rd3 33. Rxc6) 33. Qd4+ { Black resigns. } 1-0